Tell her it’s too 15th of a book on Monday 1/3 of it on Tuesday two nights of it on Wednesday and 3/4 of the remainder on Thursday if he still has 14 pages left to read on Friday how many pages were there in the book

This size running track is usually called a 400 meter track. however if a person ran as close to the inside as possible on the track they would run less than 400 meters in one lap. how far away from the inside border would someone have to run to make one lap equal exactly 400 meters